<ResourceDictionary
    xmlns="http://schemas.microsoft.com/winfx/2006/xaml/presentation"
    xmlns:x="http://schemas.microsoft.com/winfx/2006/xaml"
    xmlns:local="clr-namespace:Nav">

    <ResourceDictionary.MergedDictionaries>
        <ResourceDictionary
            Source="/Nav;Component/Themes/NavigationMenu.xaml" />
        <ResourceDictionary
            Source="/Nav;Component/Themes/NavigationMenuItem.xaml" />
        <ResourceDictionary
            Source="/Nav;Component/Themes/NavigationMenuBand.xaml" />
    </ResourceDictionary.MergedDictionaries>

</ResourceDictionary>
